| 
                 
                    Closing price on 3/17/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    13.70 | 
                 
                
                    | High | 
                    13.70 | 
                 
                
                    | Low | 
                    13.50 | 
                     
                
                    | Volume | 
                    129,030 | 
                                 
                
                    | Split-adjusted Price | 
                    13.60 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VKC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                3/17/2017
             | 
            
                -0.10 / -0.73%
             |             
            
                13.70
             |           
            
                13.70
             |               
            
                13.50
             |                           
            
                13.60
             | 
            
                13.60
             |                     
            
                13.60
             |                                 
            
                129,030
             |            
            
                 
             |                                       
         
    
        
            | 
                3/16/2017
             | 
            
                +0.10 / +0.74%
             |             
            
                13.60
             |           
            
                13.70
             |               
            
                13.50
             |                           
            
                13.70
             | 
            
                13.58
             |                     
            
                13.70
             |                                 
            
                125,710
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/15/2017
             | 
            
                -0.20 / -1.45%
             |             
            
                13.80
             |           
            
                13.80
             |               
            
                13.60
             |                           
            
                13.60
             | 
            
                13.68
             |                     
            
                13.60
             |                                 
            
                51,779
             |            
            
                 
             |                                       
         
    
        
            | 
                3/14/2017
             | 
            
                0.00 / 0.00%
             |             
            
                13.80
             |           
            
                13.80
             |               
            
                13.70
             |                           
            
                13.80
             | 
            
                13.70
             |                     
            
                13.80
             |                                 
            
                90,311
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/13/2017
             | 
            
                +0.10 / +0.73%
             |             
            
                13.60
             |           
            
                13.80
             |               
            
                13.60
             |                           
            
                13.80
             | 
            
                13.67
             |                     
            
                13.80
             |                                 
            
                120,162
             |            
            
                 
             |                                       
         
    
        
            | 
                3/10/2017
             | 
            
                +0.20 / +1.48%
             |             
            
                13.50
             |           
            
                13.70
             |               
            
                13.50
             |                           
            
                13.70
             | 
            
                13.60
             |                     
            
                13.70
             |                                 
            
                176,652
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/9/2017
             | 
            
                -0.20 / -1.46%
             |             
            
                13.70
             |           
            
                13.70
             |               
            
                13.50
             |                           
            
                13.50
             | 
            
                13.58
             |                     
            
                13.50
             |                                 
            
                109,321
             |            
            
                 
             |                                       
         
    
        
            | 
                3/8/2017
             | 
            
                +0.10 / +0.74%
             |             
            
                13.60
             |           
            
                13.70
             |               
            
                13.50
             |                           
            
                13.70
             | 
            
                13.60
             |                     
            
                13.70
             |                                 
            
                143,687
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/7/2017
             | 
            
                0.00 / 0.00%
             |             
            
                13.80
             |           
            
                13.80
             |               
            
                13.60
             |                           
            
                13.60
             | 
            
                13.61
             |                     
            
                13.60
             |                                 
            
                38,742
             |            
            
                 
             |                                       
         
    
        
            | 
                3/6/2017
             | 
            
                0.00 / 0.00%
             |             
            
                13.50
             |           
            
                13.70
             |               
            
                13.50
             |                           
            
                13.60
             | 
            
                13.60
             |                     
            
                13.60
             |                                 
            
                83,486
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/3/2017
             | 
            
                +0.10 / +0.74%
             |             
            
                13.60
             |           
            
                13.70
             |               
            
                13.50
             |                           
            
                13.60
             | 
            
                13.59
             |                     
            
                13.60
             |                                 
            
                86,369
             |            
            
                 
             |                                       
         
    
        
            | 
                3/2/2017
             | 
            
                0.00 / 0.00%
             |             
            
                13.50
             |           
            
                13.70
             |               
            
                13.50
             |                           
            
                13.50
             | 
            
                13.56
             |                     
            
                13.50
             |                                 
            
                103,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/1/2017
             | 
            
                -0.20 / -1.46%
             |             
            
                13.70
             |           
            
                13.70
             |               
            
                13.50
             |                           
            
                13.50
             | 
            
                13.60
             |                     
            
                13.50
             |                                 
            
                181,720
             |            
            
                 
             |                                       
         
    
        
            | 
                2/28/2017
             | 
            
                -0.20 / -1.44%
             |             
            
                14.00
             |           
            
                14.00
             |               
            
                13.70
             |                           
            
                13.70
             | 
            
                13.80
             |                     
            
                13.70
             |                                 
            
                99,983
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/27/2017
             | 
            
                +0.30 / +2.21%
             |             
            
                13.60
             |           
            
                14.00
             |               
            
                13.50
             |                           
            
                13.90
             | 
            
                13.72
             |                     
            
                13.90
             |                                 
            
                298,827
             |            
            
                 
             |                                       
         
    
        
            | 
                2/24/2017
             | 
            
                0.00 / 0.00%
             |             
            
                13.60
             |           
            
                13.80
             |               
            
                13.60
             |                           
            
                13.60
             | 
            
                13.69
             |                     
            
                13.60
             |                                 
            
                262,292
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/23/2017
             | 
            
                -0.20 / -1.45%
             |             
            
                13.80
             |           
            
                13.80
             |               
            
                13.60
             |                           
            
                13.60
             | 
            
                13.70
             |                     
            
                13.60
             |                                 
            
                257,248
             |            
            
                 
             |                                       
         
    
        
            | 
                2/22/2017
             | 
            
                -0.10 / -0.72%
             |             
            
                14.00
             |           
            
                14.00
             |               
            
                13.80
             |                           
            
                13.80
             | 
            
                13.92
             |                     
            
                13.80
             |                                 
            
                180,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/21/2017
             | 
            
                -0.40 / -2.80%
             |             
            
                14.20
             |           
            
                14.20
             |               
            
                13.90
             |                           
            
                13.90
             | 
            
                14.02
             |                     
            
                13.90
             |                                 
            
                280,870
             |            
            
                 
             |                                       
         
    
        
            | 
                2/20/2017
             | 
            
                -0.20 / -1.38%
             |             
            
                14.50
             |           
            
                14.50
             |               
            
                14.10
             |                           
            
                14.30
             | 
            
                14.19
             |                     
            
                14.30
             |                                 
            
                185,509
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/17/2017
             | 
            
                +0.70 / +5.07%
             |             
            
                13.90
             |           
            
                14.60
             |               
            
                13.90
             |                           
            
                14.50
             | 
            
                14.11
             |                     
            
                14.50
             |                                 
            
                563,428
             |            
            
                 
             |                                       
         
    
        
            | 
                2/16/2017
             | 
            
                -0.20 / -1.43%
             |             
            
                14.00
             |           
            
                14.00
             |               
            
                13.70
             |                           
            
                13.80
             | 
            
                13.82
             |                     
            
                13.80
             |                                 
            
                325,741
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/15/2017
             | 
            
                0.00 / 0.00%
             |             
            
                13.90
             |           
            
                14.00
             |               
            
                13.80
             |                           
            
                14.00
             | 
            
                13.89
             |                     
            
                14.00
             |                                 
            
                194,349
             |            
            
                 
             |                                       
         
    
        
            | 
                2/14/2017
             | 
            
                -0.10 / -0.71%
             |             
            
                14.20
             |           
            
                14.20
             |               
            
                13.90
             |                           
            
                14.00
             | 
            
                14.02
             |                     
            
                14.00
             |                                 
            
                228,725
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/13/2017
             | 
            
                -0.10 / -0.70%
             |             
            
                14.20
             |           
            
                14.20
             |               
            
                14.00
             |                           
            
                14.10
             | 
            
                14.09
             |                     
            
                14.10
             |                                 
            
                133,934
             |            
            
                 
             |                                       
         
    
        
            | 
                2/10/2017
             | 
            
                +0.40 / +2.90%
             |             
            
                14.20
             |           
            
                14.30
             |               
            
                13.80
             |                           
            
                14.20
             | 
            
                14.08
             |                     
            
                14.20
             |                                 
            
                349,013
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/9/2017
             | 
            
                +0.20 / +1.47%
             |             
            
                13.60
             |           
            
                13.90
             |               
            
                13.40
             |                           
            
                13.80
             | 
            
                13.64
             |                     
            
                13.80
             |                                 
            
                249,968
             |            
            
                 
             |                                       
         
    
        
            | 
                2/8/2017
             | 
            
                +0.10 / +0.74%
             |             
            
                13.50
             |           
            
                13.70
             |               
            
                13.50
             |                           
            
                13.60
             | 
            
                13.61
             |                     
            
                13.60
             |                                 
            
                123,454
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/7/2017
             | 
            
                -0.10 / -0.74%
             |             
            
                12.30
             |           
            
                13.70
             |               
            
                12.30
             |                           
            
                13.50
             | 
            
                13.55
             |                     
            
                13.50
             |                                 
            
                169,607
             |            
            
                 
             |                                       
         
    
        
            | 
                2/6/2017
             | 
            
                -0.20 / -1.45%
             |             
            
                13.80
             |           
            
                13.80
             |               
            
                13.50
             |                           
            
                13.60
             | 
            
                13.63
             |                     
            
                13.60
             |                                 
            
                240,515
             |  
            
                 
             |                                                              
             
    
         
    
    
 |